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Publication of ZA703390BpublicationCriticalpatent/ZA703390B/en
C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
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Organic Chemistry
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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ZA703390A1969-05-201970-05-19Improvements in or relating to esters
ZA703390B
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